14
DB9000
16. Troubleshooting
PROBLEM
SOLUTION
Administrator phone
becomes an invalid user
The Admin may lose the admin-
istration rights when any of the
following happened:
1. Another Phone was setup as
a new Admin
2. Operation of “Deleted All
Phones” or “Delete All Codes
(exclude Management Code)/
Cards/Phones including Admin”
are performed on keypad
3. Return-to-factory-default
Lock is working but no audible
sound
Check if parameter setting is in
Mute mode
Lock no responding
Change battery and try again
Summary of Contents for DB9000
Page 1: ...DB9000 USER MANUAL ...
